<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>JavaScript Browser Detection</title>
</head>
<body>
<script>
  var browser = navigator.appName;
  var b_version = navigator.appVersion;
  var version = parseFloat(b_version);
  
  document.write("Browser name: " + browser);
  document.write("<br />");
  document.write("Browser version: " + version);
</script>
<!--
  google chrome: netscape 5
  ff3: netscape 5
  ies: ie 4
-->
</body>
</html>